[INFO] cloning repository https://github.com/heavypackets/rust-iterator-emoji
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/heavypackets/rust-iterator-emoji" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheavypackets%2Frust-iterator-emoji", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheavypackets%2Frust-iterator-emoji'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1616bec1b7b143eb70a4a48f614c45f4b5480213
[INFO] testing heavypackets/rust-iterator-emoji against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheavypackets%2Frust-iterator-emoji" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/heavypackets/rust-iterator-emoji on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/heavypackets/rust-iterator-emoji
[INFO] finished tweaking git repo https://github.com/heavypackets/rust-iterator-emoji
[INFO] tweaked toml for git repo https://github.com/heavypackets/rust-iterator-emoji written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/heavypackets/rust-iterator-emoji already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22552b1d9edc3f0f08eb4b3ce682c797904ca6b153395a8908f9d83b318ab947
[INFO] running `Command { std: "docker" "start" "-a" "22552b1d9edc3f0f08eb4b3ce682c797904ca6b153395a8908f9d83b318ab947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22552b1d9edc3f0f08eb4b3ce682c797904ca6b153395a8908f9d83b318ab947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22552b1d9edc3f0f08eb4b3ce682c797904ca6b153395a8908f9d83b318ab947", kill_on_drop: false }`
[INFO] [stdout] 22552b1d9edc3f0f08eb4b3ce682c797904ca6b153395a8908f9d83b318ab947
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15c4cdbfb91908ca7c9f07a3e1a185307ac3a501e2d9c2b7d5a737cac60e863c
[INFO] running `Command { std: "docker" "start" "-a" "15c4cdbfb91908ca7c9f07a3e1a185307ac3a501e2d9c2b7d5a737cac60e863c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-iterators-as-emojis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "15c4cdbfb91908ca7c9f07a3e1a185307ac3a501e2d9c2b7d5a737cac60e863c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15c4cdbfb91908ca7c9f07a3e1a185307ac3a501e2d9c2b7d5a737cac60e863c", kill_on_drop: false }`
[INFO] [stdout] 15c4cdbfb91908ca7c9f07a3e1a185307ac3a501e2d9c2b7d5a737cac60e863c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f05b603f57c0faead4c89dade4ef37c4ca6d61d3d6b6302aef3dca878ce7d65
[INFO] running `Command { std: "docker" "start" "-a" "7f05b603f57c0faead4c89dade4ef37c4ca6d61d3d6b6302aef3dca878ce7d65", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-iterators-as-emojis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "7f05b603f57c0faead4c89dade4ef37c4ca6d61d3d6b6302aef3dca878ce7d65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f05b603f57c0faead4c89dade4ef37c4ca6d61d3d6b6302aef3dca878ce7d65", kill_on_drop: false }`
[INFO] [stdout] 7f05b603f57c0faead4c89dade4ef37c4ca6d61d3d6b6302aef3dca878ce7d65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4ec2421688d6f2f29f0d07ddda45c7b49471262bc27a03eb51798c3ec2a7adcb
[INFO] running `Command { std: "docker" "start" "-a" "4ec2421688d6f2f29f0d07ddda45c7b49471262bc27a03eb51798c3ec2a7adcb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_iterators_as_emojis-cd24e4667bc6a6aa)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4ec2421688d6f2f29f0d07ddda45c7b49471262bc27a03eb51798c3ec2a7adcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ec2421688d6f2f29f0d07ddda45c7b49471262bc27a03eb51798c3ec2a7adcb", kill_on_drop: false }`
[INFO] [stdout] 4ec2421688d6f2f29f0d07ddda45c7b49471262bc27a03eb51798c3ec2a7adcb